Twelve-year-old Myrtle Hardcastle has a passion for justice and a highly unconventional obsession with criminal science. Armed with her father’s law books and her mum’s microscope, Myrtle studies toxicology and keeps abreast of the latest developments in crime scene analysis. When her next-door neighbor, a wealthy spinster and eccentric breeder of rare flowers, dies under mysterious circumstances, Myrtle seizes her chance. With her unflappable governess, Miss Ada Judson, by her side, Myrtle takes it upon herself to prove Miss Wodehouse was murdered.

Lady Emily Hardcastle is an eccentric widow with a secret past. Florence Armstrong, her maid and confidante, is an expert in martial arts. The year is 1908 and they've just moved from London to the country, hoping for a quiet life. But it is not long before Lady Hardcastle is forced out of her self-imposed retirement. There's a dead body in the woods, and the police are on the wrong scent. Lady Hardcastle makes some enquiries of her own, and it seems she knows a surprising amount about crime investigation...

Aggie Morton lives in a small town on the coast of England in 1902. Adventurous and imaginative but deeply shy, Aggie hasn't got much to do since the death of her beloved father...until the fateful day when she crosses paths with 12-year-old Belgian immigrant Hector Perot and discovers a dead body on the floor of the Mermaid Dance Room! As the number of suspects grows and the murder threatens to tear the town apart, Aggie and her new friend will need every tool at their disposal - including their insatiable curiosity, deductive skills, and not a little help from their friends.

At the end of her first unsuccessful season out in society, Lady Georgiana has all but given up on attracting a suitable man - until she receives an invitation to a masked Halloween ball at Broxley Manor. Georgie is uncertain why she was invited, until she learns that the royal family intends to marry her off to a foreign prince, one reputed to be mad.

December 1927. Mystery-writer Marius Quin has one previous bestseller, endless looming mortgage payments, and no idea how to write his next book. When his childhood friend Lady Isabella Montague invites him to an intimate New Year’s Eve party hosted by a narcissistic actor, Marius seizes upon the distraction. With his perpetually glum Basset hound along for the ride, he navigates the snowy lanes to the opulent estate of Everham Hall. As the celebrations begin, fireworks light up the sky, champagne corks pop, and then the host is murdered…

Everything I’d known about the world was a lie. On my thirteenth birthday, I, Alcatraz Smedry (yes, I got named after a prison, don’t ask), received my inheritance: a bag of sand. And then I accidentally destroyed my foster parents’ kitchen. It’s not my fault, things just break around me, I swear! I thought the sand was a joke until evil Librarians came to steal it. You’re probably thinking, “Librarians are nice people who recommend good books,” but that’s just what they want you to think!

Edinburgh, 1911: When Maud McIntyre and her lady’s maid, Daisy, form a detective agency, they never dream their first case will take place at a glamorous house in the Scottish Highlands. But when the duchess of Duddingston, concerned that a notorious jewelry thief will target her lavish weekend party, employs Maud to go undercover as a guest to find the culprit, the agency has its first case to solve....

For 12-year-old Emily, the best thing about moving to San Francisco is that it's the home city of her literary idol: Garrison Griswold, book publisher and creator of the online sensation Book Scavenger (a game where books are hidden in cities all over the country and clues to find them are revealed through puzzles). Upon her arrival, however, Emily learns that Griswold has been attacked and is now in a coma, and no one knows anything about the epic new game he had been poised to launch.

April had absolutely no intention of becoming the only person who knows that Gabriel Winterborne, the missing-and-presumed-dead billionaire, is actually living in the basement of Winterborne House, sharpening his swords and looking for vengeance. Now it’s up to April to keep him alive. But there’s only so much a 12-year-old girl can do, so April must turn to the other orphans for help. Together, they’ll have to unravel the riddle of a missing heir and a creepy legend, and find a secret key, before the only home they’ve ever known is lost to them forever.

Maeve Merritt chafes at the rigid rules at her London boarding school for “Upright Young Ladies.” When punishment forces her to sort through the trash, she finds a sardine tin that houses a foul-tempered djinni with no intention of submitting to a schoolgirl as his master. Soon an orphan boy from the charitable home next door, a mysterious tall man in ginger whiskers, a disgruntled school worker, and a take-no-prisoners business tycoon are in hot pursuit of Maeve and her magical discovery.

At age 26 Agatha Raisin has already come a long way. She has clawed her way up since leaving the Birmingham slum where she was born. She's lost her Birmingham accent, run away from her drunken husband, and found a job at a public relations office as a secretary. Then her boss asks Agatha to go to the home of Sir Bryce Teller to tell him that he is soon to be arrested for the murder of his wife and that the agency no longer wants to represent him.

England, 1914. Joanna Blalock's keen mind and incredible insight lead her to become a highly skilled nurse, one of the few professions that allow her to use her finely tuned brain. But when she and her 10-year-old son witness a man fall to his death, apparently by suicide, they are visited by the elderly Dr. John Watson and his charming, handsome son, Dr. John Watson Jr. Impressed by her forensic skills, they invite her to become the third member of their investigative team.

Judith Potts is 77 years old and blissfully happy. She lives on her own in a faded mansion just outside Marlow, there’s no man in her life to tell her what to do or how much whisky to drink, and to keep herself busy she sets crosswords for The Times newspaper. One evening, while out swimming in the Thames, Judith witnesses a brutal murder. The local police don’t believe her story, so she decides to investigate for herself and is soon joined in her quest by Suzie, a salt-of-the-earth dog-walker, and Becks, the prim and proper wife of the local vicar.

Miri lives on a mountain where, for generations, her ancestors have quarried stone and lived a simple life. Then word comes that the king's priests have divined her small village the home of the future princess. In a year's time, the prince himself will come and choose his bride from among the girls of the village. The king's ministers set up an academy on the mountain, and every teenage girl must attend and learn how to become a princess.

As the city prepares to celebrate Queen Victoria's golden jubilee, Veronica Speedwell is marking a milestone of her own. After burying her spinster aunt, the orphaned Veronica is free to resume her world travels in pursuit of scientific inquiry - and the occasional romantic dalliance. As familiar with hunting butterflies as she is fending off admirers, Veronica wields her butterfly net and a hatpin with equal aplomb, and with her last connection to England gone, she intends to embark upon the journey of a lifetime.

Tabby has a peculiar gift: She can communicate with the recently departed. It makes her special, but it also makes her dangerous. As an orphaned child, she fled with her sister, Alice, from their charlatan aunt Bellefonte, who wanted only to exploit Tabby's gift so she could profit from the recent craze for seances. Now a young woman and tragically separated from Alice, Tabby works with her adopted father, Eli, the kind caretaker of a large Boston cemetery.

Grant McAllister, a professor of mathematics, once sat down and worked all the rules out – and wrote seven perfect detective stories to demonstrate. But that was 30 years ago. Now Grant lives in seclusion on a remote Mediterranean island, counting the rest of his days. Until Julia Hart, a brilliant, ambitious editor knocks on his door. Julia wishes to republish his book, and together they must revisit those old stories: An author hiding from his past and an editor keen to understand it.

Lady Sophronia Bremerton is a far cry from the typical debutante, but she’s the toast of London’s upper class for one simple reason: she’s a society columnist for the London Illustrated News, and the gentry loves seeing their exploits printed in the gossip pages. But Sophie has bigger plans - she aspires to be an investigative reporter. When a stuffy ballroom during yet another Season proves to be nothing more than the usual rumor mill, Sophie seeks respite in the library, alongside four other young women who, for their own reasons, are also looking for escape.

Bridgestead is a peaceful spot: a babbling brook, rolling hills, and a working mill at its heart. Pretty and remote, nothing exceptional happens...until the day that Master of the Mill Joshua Braithwaite goes missing under dramatic circumstances, never to be heard of again. Now Joshua's daughter is getting married and wants to make one last attempt at finding her father. Kate Shackleton has always loved solving puzzles. So who better to get to the bottom of Joshua's mysterious disappearance?

The orphaned Elsie Camden learned as a girl that there were two kinds of wizards in the world: those who pay for the power to cast spells and those, like her, born with the ability to break them. But as an unlicensed magic user, her gift is a crime. Commissioned by an underground group known as the Cowls, Elsie uses her spellbreaking to push back against the aristocrats and help the common man. Elite magic user Bacchus Kelsey is one elusive spell away from his mastership when he catches Elsie breaking an enchantment. To protect her secret, Elsie strikes a bargain.

Eight months since losing her mother in the Spanish flu outbreak of 1919, 21-year-old Lillian Carter's life has completely fallen apart. For the past six years, under the moniker Angelica, Lillian was one of the most sought-after artists' models in New York City, with statues based on her figure gracing landmarks from the Plaza Hotel to the Brooklyn Bridge

In the cold Toronto winter of 1895, the naked body of a servant girl is found frozen in a deserted laneway. The young victim was pregnant when she died. Detective William Murdoch soon discovers that many of those connected with the girl's life have secrets to hide. Was her death on attempt to cover up a scandal in one of the city's influential families?

From Italy in 1733 to Edinburgh in 1831 to a series of chilling murders in London in 1870 and a lethal game of revenge decades later, a watch touches lives with misfortune - until it comes into the hands of one young woman who might be able to stop it for good. This outstanding collaboration between four outstanding novelists follows characters who are irrevocably linked by fate, each one playing a key role in breaking the curse once and for all.

Felicity Carrol is interested in everything - except being a proper young matron of Victorian society. Brilliant and resourceful, Felicity took refuge in science and education after her mother died and her father abandoned her to servants. Now, all he wants is for her to marry into a family of status and money. Felicity has other ambitions - but her plans shudder to a halt when her mentor is murdered at the British Museum and his priceless manuscript of King Arthur lore is stolen.

Erin Coleridge's used bookstore in Kirkbymoorside, North Yorkshire, England, is a meeting place for the villagers and, in particular, for the local Jane Austen Society. At the Society's monthly meeting, matters come to a head between the old guard and its young turks. After the meeting breaks for tea, persuasion gives way to murder with extreme prejudice when president Sylvia Pemberthy falls dead to the floor. Poisoned? Presumably, but by whom? And was Sylvia the only target?

A Christmas party is punctuated by a gunshot under a policeman’s watchful eye. A jewel heist is planned amidst the glitz and glamour of Oxford Street’s Christmas shopping. And lost in a snowstorm, a man finds a motive for murder.... This collection of mysteries explores the darker side of the festive season, from unexplained disturbances in the fresh snow to the darkness that lurks beneath the sparkling decorations.

Sherlock Holmes is an unparalleled genius who uses the gift of deduction and reason to solve the most vexing of crimes. Warlock Holmes, however, is an idiot. A good man, perhaps; a font of arcane power, certainly. But he’s brilliantly dim. Frankly, he couldn’t deduce his way out of a paper bag. The only things he has really got going for him are the might of a thousand demons and his stalwart flatmate. Thankfully, Dr. Watson is always there to aid him through the treacherous shoals of Victorian propriety...

The new season is starting and the Master of Ceremonies is missing. Max, an Arbiter of the Split Worlds Treaty, is assigned with the task of finding him - with no one to help but a dislocated soul and a mad sorcerer. There is a witness, but his memories have been bound by magical chains only the enemy can break. A rebellious woman trying to escape her family may prove to be the ally Max needs. But can she be trusted? And why does she want to give up eternal youth and the life of privilege she’s been born into?

Spanning events over thirty years, Volume I of The Papers of Sherlock Holmes relates narratives of Holmes and Watson's days in Baker Street, as well as particulars of Holmes's supposed retirement. Follow along as The Master and his Boswell travel from the streets of London to the Kent countryside, to Oxford and Sussex. Written in traditional canonical style, these stories provide fresh details of Holmes's world. Join us as we climb the seventeen steps to the Baker Street sitting room, where Holmes and Watson prepare to begin their next adventure. The game is afoot!

After a whirlwind romance, London teashop waitress Fleur Richards can’t wait for her new husband, Hugh, to return from the Great War. But when word of his death arrives on Armistice Day, Fleur learns he has left her a sizable family fortune. Refusing to accept the inheritance, she heads to his beloved home country of Australia in search of the relatives who deserve it more.